1 #include <lib/base/nconfig.h> // access to python config
2 #include <lib/base/eerror.h>
3 #include <lib/dvb/pmt.h>
4 #include <lib/dvb/specs.h>
5 #include <lib/dvb/dvb.h>
6 #include <lib/dvb/metaparser.h>
7 #include <lib/dvb_ci/dvbci.h>
8 #include <lib/dvb/epgcache.h>
9 #include <lib/dvb/scan.h>
10 #include <lib/dvb_ci/dvbci_session.h>
11 #include <dvbsi++/ca_descriptor.h>
12 #include <dvbsi++/ca_program_map_section.h>
13 #include <dvbsi++/teletext_descriptor.h>
14 #include <dvbsi++/descriptor_tag.h>
15 #include <dvbsi++/iso639_language_descriptor.h>
16 #include <dvbsi++/stream_identifier_descriptor.h>
17 #include <dvbsi++/subtitling_descriptor.h>
18 #include <dvbsi++/teletext_descriptor.h>
20 eDVBServicePMTHandler::eDVBServicePMTHandler()
21 :m_ca_servicePtr(0), m_dvb_scan(0), m_decode_demux_num(0xFF)
23 m_use_decode_demux = 0;
25 eDVBResourceManager::getInstance(m_resourceManager);
26 CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
27 CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
30 eDVBServicePMTHandler::~eDVBServicePMTHandler()
35 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
38 channel->getState(state);
40 if ((m_last_channel_state != iDVBChannel::state_ok)
41 && (state == iDVBChannel::state_ok) && (!m_demux))
44 if (m_channel->getDemux(m_demux, (!m_use_decode_demux) ? 0 : iDVBChannel::capDecode))
45 eDebug("Allocating %s-decoding a demux for now tuned-in channel failed.", m_use_decode_demux ? "" : "non-");
47 serviceEvent(eventTuned);
51 eDebug("ok ... now we start!!");
54 m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
56 m_PMT.begin(eApp, eDVBPMTSpec(m_pmt_pid, m_reference.getServiceID().get()), m_demux);
58 if ( m_service && !m_service->cacheEmpty() )
59 serviceEvent(eventNewProgramInfo);
61 } else if ((m_last_channel_state != iDVBChannel::state_failed) &&
62 (state == iDVBChannel::state_failed))
64 eDebug("tune failed.");
65 serviceEvent(eventTuneFailed);
69 void eDVBServicePMTHandler::channelEvent(iDVBChannel *channel, int event)
73 case iDVBChannel::evtEOF:
74 serviceEvent(eventEOF);
76 case iDVBChannel::evtSOF:
77 serviceEvent(eventSOF);
84 void eDVBServicePMTHandler::PMTready(int error)
87 serviceEvent(eventNoPMT);
90 m_have_cached_program = false;
91 serviceEvent(eventNewProgramInfo);
92 if (!m_pvr_channel) // don't send campmt to camd.socket for playbacked services
94 eEPGCache::getInstance()->PMTready(this);
97 int demuxes[2] = {0,0};
99 m_demux->getCADemuxID(tmp);
101 if (m_decode_demux_num != 0xFF)
102 demuxes[1]=m_decode_demux_num;
104 demuxes[1]=demuxes[0];
105 eDVBCAService::register_service(m_reference, demuxes, m_ca_servicePtr);
106 eDVBCIInterfaces::getInstance()->recheckPMTHandlers();
108 eDVBCIInterfaces::getInstance()->gotPMT(this);
112 ePtr<eTable<ProgramMapSection> > ptr;
113 if (!m_PMT.getCurrent(ptr))
114 m_ca_servicePtr->buildCAPMT(ptr);
116 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
121 void eDVBServicePMTHandler::PATready(int)
123 ePtr<eTable<ProgramAssociationSection> > ptr;
124 if (!m_PAT.getCurrent(ptr))
127 std::vector<ProgramAssociationSection*>::const_iterator i;
128 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
130 const ProgramAssociationSection &pat = **i;
131 ProgramAssociationConstIterator program;
132 for (program = pat.getPrograms()->begin(); program != pat.getPrograms()->end(); ++program)
133 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
134 pmtpid = (*program)->getProgramMapPid();
137 serviceEvent(eventNoPATEntry);
139 m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
141 serviceEvent(eventNoPAT);
144 PyObject *eDVBServicePMTHandler::getCaIds()
150 if ( !getProgramInfo(prog) )
152 int cnt=prog.caids.size();
156 std::set<uint16_t>::iterator it(prog.caids.begin());
158 PyList_SET_ITEM(ret, cnt, PyInt_FromLong(*it++));
162 return ret ? (PyObject*)ret : (PyObject*)PyList_New(0);
165 int eDVBServicePMTHandler::getProgramInfo(struct program &program)
167 ePtr<eTable<ProgramMapSection> > ptr;
168 int cached_apid_ac3 = -1;
169 int cached_apid_mpeg = -1;
170 int cached_vpid = -1;
171 int cached_tpid = -1;
174 program.videoStreams.clear();
175 program.audioStreams.clear();
178 program.textPid = -1;
181 program.defaultAudioStream = 0;
183 if ( m_service && !m_service->cacheEmpty() )
185 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
186 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
187 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
188 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
191 if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
193 if (m_have_cached_program)
195 program = m_cached_program;
200 eDVBTableSpec table_spec;
201 ptr->getSpec(table_spec);
202 program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
203 std::vector<ProgramMapSection*>::const_iterator i;
204 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
206 const ProgramMapSection &pmt = **i;
207 program.pcrPid = pmt.getPcrPid();
209 ElementaryStreamInfoConstIterator es;
210 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
212 int isaudio = 0, isvideo = 0;
215 audio.component_tag=video.component_tag=-1;
216 video.type = videoStream::vtMPEG2;
218 switch ((*es)->getType())
220 case 0x1b: // AVC Video Stream (MPEG4 H264)
221 video.type = videoStream::vtMPEG4_H264;
222 case 0x01: // MPEG 1 video
223 case 0x02: // MPEG 2 video
225 //break; fall through !!!
226 case 0x03: // MPEG 1 audio
227 case 0x04: // MPEG 2 audio:
231 audio.type = audioStream::atMPEG;
233 //break; fall through !!!
234 case 0x06: // PES Private
235 case 0x81: // user private
236 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
237 desc != (*es)->getDescriptors()->end(); ++desc)
239 uint8_t tag = (*desc)->getTag();
240 if (!isaudio && !isvideo)
242 /* PES private can contain AC-3, DTS or lots of other stuff.
243 check descriptors to get the exakt type. */
246 case SUBTITLING_DESCRIPTOR:
248 SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
249 const SubtitlingList *list = d->getSubtitlings();
251 s.pid = (*es)->getPid();
252 for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
254 s.subtitling_type = (*it)->getSubtitlingType();
255 switch(s.subtitling_type)
258 case 0x20 ... 0x23: // dvb subtitles
261 eDebug("dvb subtitle %s PID %04x with wrong subtitling type (%02x)... force 0x10!!",
262 s.language_code.c_str(), s.pid, s.subtitling_type);
263 s.subtitling_type = 0x10;
266 s.composition_page_id = (*it)->getCompositionPageId();
267 s.ancillary_page_id = (*it)->getAncillaryPageId();
268 s.language_code = (*it)->getIso639LanguageCode();
269 // eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
270 // s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
271 program.subtitleStreams.push_back(s);
275 case TELETEXT_DESCRIPTOR:
276 if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
279 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
280 s.pid = program.textPid = (*es)->getPid();
281 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
282 const VbiTeletextList *list = d->getVbiTeletexts();
283 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
285 switch((*it)->getTeletextType())
287 case 0x02: // Teletext subtitle page
288 case 0x05: // Teletext subtitle page for hearing impaired pepople
289 s.language_code = (*it)->getIso639LanguageCode();
290 s.teletext_page_number = (*it)->getTeletextPageNumber();
291 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
292 // eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
293 // s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
294 program.subtitleStreams.push_back(s);
302 audio.type = audioStream::atDTS;
306 audio.type = audioStream::atAAC;
310 audio.type = audioStream::atAC3;
312 case REGISTRATION_DESCRIPTOR: /* some services don't have a separate AC3 descriptor */
314 /* libdvbsi++ doesn't yet support this descriptor type, so work around. */
315 if ((*desc)->getLength() != 4)
317 unsigned char descr[6];
318 (*desc)->writeToBuffer(descr);
319 int format_identifier = (descr[2] << 24) | (descr[3] << 16) | (descr[4] << 8) | (descr[5]);
320 switch (format_identifier)
324 audio.type = audioStream::atAC3;
337 case ISO_639_LANGUAGE_DESCRIPTOR:
340 const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
341 /* use last language code */
342 for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i)
343 audio.language_code = (*i)->getIso639LanguageCode();
346 case STREAM_IDENTIFIER_DESCRIPTOR:
347 audio.component_tag =
348 video.component_tag =
349 ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
353 CaDescriptor *descr = (CaDescriptor*)(*desc);
354 program.caids.insert(descr->getCaSystemId());
365 audio.pid = (*es)->getPid();
367 /* if we find the cached pids, this will be our default stream */
368 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
369 program.defaultAudioStream = program.audioStreams.size();
371 /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
372 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
373 first_ac3 = program.audioStreams.size();
375 program.audioStreams.push_back(audio);
379 video.pid = (*es)->getPid();
380 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
382 program.videoStreams.push_back(program.videoStreams[0]);
383 program.videoStreams[0] = video;
386 program.videoStreams.push_back(video);
391 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
392 desc != pmt.getDescriptors()->end(); ++desc)
394 if ((*desc)->getTag() == CA_DESCRIPTOR)
396 CaDescriptor *descr = (CaDescriptor*)(*desc);
397 program.caids.insert(descr->getCaSystemId());
404 /* finally some fixup: if our default audio stream is an MPEG audio stream,
405 and we have 'defaultac3' set, use the first available ac3 stream instead.
406 (note: if an ac3 audio stream was selected before, this will be also stored
407 in 'fisrt_ac3', so we don't need to worry. */
408 bool defaultac3 = false;
409 std::string default_ac3;
411 if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
412 defaultac3 = default_ac3 == "True";
414 if (defaultac3 && (first_ac3 != -1))
415 program.defaultAudioStream = first_ac3;
417 m_cached_program = program;
418 m_have_cached_program = true;
420 } else if ( m_service && !m_service->cacheEmpty() )
422 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
423 vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
425 if ( vpidtype == -1 )
426 vpidtype = videoStream::vtMPEG2;
427 if ( cached_vpid != -1 )
432 program.videoStreams.push_back(s);
435 if ( cached_apid_ac3 != -1 )
438 s.type = audioStream::atAC3;
439 s.pid = cached_apid_ac3;
440 program.audioStreams.push_back(s);
443 if ( cached_apid_mpeg != -1 )
446 s.type = audioStream::atMPEG;
447 s.pid = cached_apid_mpeg;
448 program.audioStreams.push_back(s);
451 if ( cached_pcrpid != -1 )
454 program.pcrPid = cached_pcrpid;
456 if ( cached_tpid != -1 )
459 program.textPid = cached_tpid;
461 CAID_LIST &caids = m_service->m_ca;
462 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it)
463 program.caids.insert(*it);
470 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
479 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
488 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
491 /* if we're using the decoding demux as data source
492 (for example in pvr playbacks), return that one. */
493 if (m_use_decode_demux)
499 ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
501 ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
503 demux->getCADemuxID(m_decode_demux_num);
508 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
510 pvr_channel = m_pvr_channel;
517 void eDVBServicePMTHandler::SDTScanEvent(int event)
521 case eDVBScan::evtFinish:
523 ePtr<iDVBChannelList> db;
524 if (m_resourceManager->getChannelList(db) != 0)
525 eDebug("no channel list");
529 m_reference.getChannelID(chid);
530 if (chid == m_dvb_scan->getCurrentChannelID())
532 m_dvb_scan->insertInto(db, true);
533 eDebug("sdt update done!");
536 eDebug("ignore sdt update data.... incorrect transponder tuned!!!");
546 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue, bool simulate)
551 m_use_decode_demux = use_decode_demux;
553 /* is this a normal (non PVR) channel? */
554 if (ref.path.empty())
557 ref.getChannelID(chid);
558 res = m_resourceManager->allocateChannel(chid, m_channel, simulate);
560 eDebug("allocate Channel: res %d", res);
562 ePtr<iDVBChannelList> db;
563 if (!m_resourceManager->getChannelList(db))
564 db->getService((eServiceReferenceDVB&)m_reference, m_service);
566 if (!res && !simulate)
567 eDVBCIInterfaces::getInstance()->addPMTHandler(this);
568 } else if (!simulate) // no simulation of playback services
570 eDVBMetaParser parser;
572 int ret=parser.parseFile(ref.path);
573 if (ret || !parser.m_ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
575 eWarning("no .meta file found, trying to find PMT pid");
577 if (tstools.openFile(ref.path.c_str()))
578 eWarning("failed to open file");
581 int service_id, pmt_pid;
582 if (!tstools.findPMT(pmt_pid, service_id))
584 eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
585 m_reference.setServiceID(service_id);
590 m_reference = parser.m_ref;
594 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
596 eDebug("allocatePVRChannel failed!\n");
597 m_channel = m_pvr_channel;
604 m_channel->connectStateChange(
605 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
606 m_channelStateChanged_connection);
607 m_last_channel_state = -1;
608 channelStateChanged(m_channel);
610 m_channel->connectEvent(
611 slot(*this, &eDVBServicePMTHandler::channelEvent),
612 m_channelEvent_connection);
614 if (ref.path.empty())
617 m_dvb_scan = new eDVBScan(m_channel, true, false);
618 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
622 if (res == eDVBResourceManager::errAllSourcesBusy)
623 serviceEvent(eventNoResources);
624 else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
625 serviceEvent(eventMisconfiguration);
631 m_pvr_channel->setCueSheet(cue);
632 m_pvr_channel->playFile(ref.path.c_str());
639 void eDVBServicePMTHandler::free()
645 int demuxes[2] = {0,0};
647 m_demux->getCADemuxID(tmp);
649 if (m_decode_demux_num != 0xFF)
650 demuxes[1]=m_decode_demux_num;
652 demuxes[1]=demuxes[0];
653 ePtr<eTable<ProgramMapSection> > ptr;
654 m_PMT.getCurrent(ptr);
655 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
660 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
664 m_pvr_channel->stopFile();
665 m_pvr_channel->setCueSheet(0);
676 CAServiceMap eDVBCAService::exist;
677 ChannelMap eDVBCAService::exist_channels;
678 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
680 eDVBCAService::eDVBCAService()
681 :m_buffer(512), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eTimer::create(eApp))
683 memset(m_used_demux, 0xFF, sizeof(m_used_demux));
684 CONNECT(m_retryTimer->timeout, eDVBCAService::sendCAPMT);
688 eDVBCAService::~eDVBCAService()
690 eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
694 // begin static methods
695 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
697 CAServiceMap::iterator it = exist.find(ref);
698 if ( it != exist.end() )
699 caservice = it->second;
702 caservice = (exist[ref]=new eDVBCAService());
703 caservice->m_service = ref;
704 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
707 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
708 for (int i=0; i < loops; ++i)
710 // search free demux entry
711 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
713 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
716 if ( iter < max_demux_slots )
718 caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
719 eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
723 eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
730 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
732 CAServiceMap::iterator it = exist.find(ref);
733 if ( it == exist.end() )
735 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
740 eDVBCAService *caservice = it->second;
741 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
742 for (int i=0; i < loops; ++i)
746 used_demux_slots = 0,
747 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
748 while ( iter < max_demux_slots )
750 if ( caservice->m_used_demux[iter] != 0xFF )
752 if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
754 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
755 caservice->m_used_demux[iter] = 0xFF;
764 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
767 if (!used_demux_slots) // no more used.. so we remove it
775 it->second->buildCAPMT(ptr);
777 eDebug("[eDVBCAService] can not send updated demux info");
785 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
787 res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
790 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
794 eDebug("[eDVBCAService] new channel %p!", chan);
795 channel_data *data = new channel_data();
796 data->m_channel = chan;
797 data->m_prevChannelState = -1;
798 data->m_dataDemux = -1;
799 exist_channels[chan] = data;
800 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
804 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
806 ChannelMap::iterator it =
807 exist_channels.find(chan);
808 if ( it != exist_channels.end() )
811 chan->getState(state);
812 if ( it->second->m_prevChannelState != state )
816 case iDVBChannel::state_ok:
818 eDebug("[eDVBCAService] channel %p running", chan);
821 case iDVBChannel::state_release:
823 eDebug("[eDVBCAService] remove channel %p", chan);
824 unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
825 msg[7] = it->second->m_dataDemux & 0xFF;
827 struct sockaddr_un servaddr;
828 memset(&servaddr, 0, sizeof(struct sockaddr_un));
829 servaddr.sun_family = AF_UNIX;
830 strcpy(servaddr.sun_path, "/tmp/camd.socket");
831 clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
832 sock = socket(PF_UNIX, SOCK_STREAM, 0);
835 connect(sock, (struct sockaddr *) &servaddr, clilen);
836 fcntl(sock, F_SETFL, O_NONBLOCK);
838 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
839 if (write(sock, msg, 8) != 8)
840 eDebug("[eDVBCAService] write leave transponder failed!!");
843 exist_channels.erase(it);
848 default: // ignore all other events
852 it->second->m_prevChannelState = state;
857 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
859 for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
861 if (chid == it->second->m_channel->getChannelID())
866 // end static methods
868 #define CA_REPLY_DEBUG
869 #define MAX_LENGTH_BYTES 4
870 #define MIN_LENGTH_BYTES 1
872 void eDVBCAService::socketCB(int what)
874 if (what & (eSocketNotifier::Read | eSocketNotifier::Priority))
876 char msgbuffer[4096];
877 ssize_t length = read(m_sock, msgbuffer, sizeof(msgbuffer));
880 if (errno != EAGAIN && errno != EINTR && errno != EBUSY)
882 eDebug("[eSocketMMIHandler] read (%m)");
883 what |= eSocketNotifier::Error;
885 } else if (length == 0)
887 what |= eSocketNotifier::Hungup;
891 unsigned char *data = (unsigned char*)msgbuffer;
893 // If a new message starts, then the previous message
894 // should already have been processed. Otherwise the
895 // previous message was incomplete and should therefore
897 if ((len >= 1) && ((data[0] & 0xFF) != 0x9f))
899 if ((len >= 2) && ((data[1] & 0x80) != 0x80))
901 if ((len >= 3) && ((data[2] & 0x80) != 0x00))
906 #ifdef CA_REPLY_DEBUG
907 eDebug("clear buffer");
910 #ifdef CA_REPLY_DEBUG
911 eDebug("Put to buffer:");
912 for (int i=0; i < len; ++i)
913 eDebugNoNewLine("%02x ", data[i]);
914 eDebug("\n--------");
916 m_buffer.write( data, len );
918 while ( m_buffer.size() >= (3 + MIN_LENGTH_BYTES) )
920 unsigned char tmp[3+MAX_LENGTH_BYTES];
921 m_buffer.peek(tmp, 3+MIN_LENGTH_BYTES);
922 if (((tmp[0] & 0xFF) != 0x9f) || ((tmp[1] & 0x80) != 0x80) || ((tmp[2] & 0x80) != 0x00))
925 #ifdef CA_REPLY_DEBUG
926 eDebug("skip %02x", tmp[0]);
932 int peekLength = (tmp[3] & 0x7f) + 4;
933 if (m_buffer.size() < peekLength)
935 m_buffer.peek(tmp, peekLength);
938 int LengthBytes=eDVBCISession::parseLengthField(tmp+3, size);
939 int messageLength = 3+LengthBytes+size;
940 if ( m_buffer.size() >= messageLength )
942 unsigned char dest[messageLength];
943 m_buffer.read(dest, messageLength);
944 #ifdef CA_REPLY_DEBUG
945 eDebug("dump ca reply:");
946 for (int i=0; i < messageLength; ++i)
947 eDebugNoNewLine("%02x ", dest[i]);
948 eDebug("\n--------");
950 // /*emit*/ mmi_progress(0, dest, (const void*)(dest+3+LengthBytes), messageLength-3-LengthBytes);
955 if (what & eSocketNotifier::Hungup) {
956 /*eDebug("[eDVBCAService] connection closed")*/;
960 if (what & eSocketNotifier::Error)
961 eDebug("[eDVBCAService] connection error");
964 void eDVBCAService::Connect()
967 memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
968 m_servaddr.sun_family = AF_UNIX;
969 strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
970 m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
971 m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
974 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
977 fcntl(m_sock, F_SETFL, O_NONBLOCK);
978 setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
979 m_sn = eSocketNotifier::create(eApp, m_sock,
980 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
981 CONNECT(m_sn->activated, eDVBCAService::socketCB);
985 // eDebug("[eDVBCAService] connect failed %m");
988 eDebug("[eDVBCAService] create socket failed %m");
991 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
996 eDVBTableSpec table_spec;
997 ptr->getSpec(table_spec);
999 int pmtpid = table_spec.pid,
1000 pmt_version = table_spec.version;
1002 uint8_t demux_mask = 0;
1003 int data_demux = -1;
1005 int iter=0, max_demux_slots = sizeof(m_used_demux);
1006 while ( iter < max_demux_slots )
1008 if ( m_used_demux[iter] != 0xFF )
1010 if ( m_used_demux[iter] > data_demux )
1011 data_demux = m_used_demux[iter];
1012 demux_mask |= (1 << m_used_demux[iter]);
1017 if ( data_demux == -1 )
1019 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
1023 eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
1025 unsigned int build_hash = ( pmtpid << 16);
1026 build_hash |= (demux_mask << 8);
1027 build_hash |= (pmt_version&0xFF);
1029 if ( build_hash == m_prev_build_hash )
1031 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
1035 std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
1036 if ( i != ptr->getSections().end() )
1038 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
1040 while( i != ptr->getSections().end() )
1042 // eDebug("append");
1046 // add our private descriptors to capmt
1049 tmp[0]=0x84; // pmt pid
1053 capmt.injectDescriptor(tmp, false);
1055 tmp[0] = 0x82; // demux
1057 tmp[2] = demux_mask; // descramble bitmask
1058 tmp[3] = data_demux&0xFF; // read section data from demux number
1059 capmt.injectDescriptor(tmp, false);
1061 tmp[0] = 0x81; // dvbnamespace
1063 tmp[2] = m_service.getDVBNamespace().get()>>24;
1064 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
1065 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
1066 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
1067 tmp[6]=m_service.getTransportStreamID().get()>>8;
1068 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
1069 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
1070 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
1071 capmt.injectDescriptor(tmp, false);
1073 capmt.writeToBuffer(m_capmt);
1076 m_prev_build_hash = build_hash;
1078 if ( m_sendstate != 0xFFFFFFFF )
1083 void eDVBCAService::sendCAPMT()
1085 if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
1092 if ( m_capmt[3] & 0x80 )
1095 int lenbytes = m_capmt[3] & ~0x80;
1097 wp = (wp << 8) | m_capmt[4 + i++];
1107 if ( write(m_sock, m_capmt, wp) == wp )
1109 m_sendstate=0xFFFFFFFF;
1110 eDebug("[eDVBCAService] send %d bytes",wp);
1112 m_service.getChannelID(chid);
1113 channel_data *data = getChannelData(chid);
1116 int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
1117 data->m_dataDemux = m_capmt[24+lenbytes];
1120 for(int i=0;i<wp;i++)
1121 eDebugNoNewLine("%02x ", m_capmt[i]);
1131 m_retryTimer->start(0,true);
1132 // eDebug("[eDVBCAService] send failed .. immediate retry");
1135 m_retryTimer->start(5000,true);
1136 // eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1143 static PyObject *createTuple(int pid, const char *type)
1145 PyObject *r = PyTuple_New(2);
1146 PyTuple_SET_ITEM(r, 0, PyInt_FromLong(pid));
1147 PyTuple_SET_ITEM(r, 1, PyString_FromString(type));
1151 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1153 PyList_Append(list, item);
1157 extern void PutToDict(ePyObject &dict, const char*key, ePyObject item); // defined in dvb/frontend.cpp
1159 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1161 ePyObject r = PyDict_New();
1162 ePyObject l = PyList_New(0);
1164 PyList_AppendSteal(l, createTuple(0, "pat"));
1167 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1169 for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1170 i(videoStreams.begin());
1171 i != videoStreams.end(); ++i)
1172 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1174 for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1175 i(audioStreams.begin());
1176 i != audioStreams.end(); ++i)
1177 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1179 for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1180 i(subtitleStreams.begin());
1181 i != subtitleStreams.end(); ++i)
1182 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1184 PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1187 PyList_AppendSteal(l, createTuple(textPid, "text"));
1189 PutToDict(r, "pids", l);